Filter device for an accumulator



FIG. 1 is a perspective view of a filter device for an accumulatorshowing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left side elevational view thereof;

FIG. 7 is a right side elevational view thereof; and,

FIG. 8 is a perspective view thereof.

The broken lines show an accumulator and form no part of the claimeddesign.

The ornamental design for a filter device for an accumulator, as shownand described.